package com.stu.interceptor;


import com.stu.common.threadlocal.OpenFlagThreadLocal;
import org.springframework.stereotype.Component;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;


@Component
public class OpenFlagHandlerInterceptor implements HandlerInterceptor {
    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        String isflag = request.getParameter("isflag");
        OpenFlagThreadLocal.put(Integer.parseInt((isflag==null?"0":isflag)));
        return true;
    }

    @Override
    public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler, ModelAndView modelAndView) throws Exception {
        OpenFlagThreadLocal.remove();
    }

    @Override
    public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) throws Exception {
        OpenFlagThreadLocal.remove();
    }
}
